Let's divide 81853508 by 143
Let's see how many times 143 fits into 81853508.

Step 1:
When dividing 8 by 143, we get 0 with a remainder of 8.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we take 0 away from 8, we end up with 8.
Bring next digit (1) of the dividend behind the 8 and repeat the process: 81 / 143

Let's proceed to step 2:
The number 143 fits into 81 0 times, leaving a remainder of 81.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we subtract 0 from 81, we get 81.
Fetch the next digit (8) from the dividend, attach it to 81 and continue: 818 / 143

Let's proceed to step 3:
143 goes into 818 5 times with a remainder of 103.
The number 5 becomes the next digit in our result. 
Result so far: 5.0
If we subtract 715 from 818, we get 103.
Fetch the next digit (5) from the dividend, attach it to 103 and continue: 1035 / 143

On to step 4:
When dividing 1035 by 143, we get 7 with a remainder of 34.
Use 7 as the next digit of our solution. 
Result so far: 57.0
Deduct 1001 from 1035 and we're left with 34.
Append the next digit (3) from the dividend to 34 and continue with: 343 / 143

Going ahead to step 5:
When dividing 343 by 143, we get 2 with a remainder of 57.
Put 2 as the next digit of the answer. 
Result so far: 572.0
If we take 286 away from 343, we end up with 57.
Take the next digit (5) from the dividend and append it to 57, then repeat: 575 / 143

Going ahead to step 6:
When dividing 575 by 143, we get 4 with a remainder of 3.
The number 4 becomes the next digit in our result. 
Result so far: 5724.0
Subtract 572 from 575 to get 3.
Include the next digit (0) from the dividend after 3, then repeat: 30 / 143

Step 7:
143 goes into 30 0 times with a remainder of 30.
Write down 0 as next digit of the result. 
Result so far: 57240.0
If we take 0 away from 30, we end up with 30.
Append the next digit (8) from the dividend to 30 and continue with: 308 / 143

Advancing to step 8:
If we divide 308 by 143, we get 2 and a remainder of 22.
Write down 2 as next digit of the result. 
Result so far: 572402.0
Subtract 286 from 308 to get 22.
Since there are no more digits in the dividend, we add a zero to the remainder making it 220, and continue the process.

On to step 9:
The number 143 fits into 220 1 times, leaving a remainder of 77.
Put 1 as the next digit of the answer. 
Result so far: 572402.1
Subtract 143 from 220 to get 77.
Since there are no more digits in the dividend, we add a zero to the remainder making it 770, and continue the process.

Let's proceed to step 10:
When dividing 770 by 143, we get 5 with a remainder of 55.
The number 5 becomes the next digit in our result. 
Result so far: 572402.15
The remainder is 55 after subtracting 715 from 770.
Since there are no more digits in the dividend, we add a zero to the remainder making it 550, and continue the process.

Advancing to step 11:
550 divided by 143 is 3 with a remainder of 121.
Use 3 as the next digit of our solution. 
Result so far: 572402.153
If we subtract 429 from 550, we get 121.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1210, and continue the process.

Advancing to step 12:
1210 divided by 143 is 8 with a remainder of 66.
The next digit of our result is 8. 
Result so far: 572402.1538
Subtracting 1144 from 1210 leaves us with 66.
Since there are no more digits in the dividend, we add a zero to the remainder making it 660, and continue the process.

Going ahead to step 13:
143 goes into 660 4 times with a remainder of 88.
The number 4 becomes the next digit in our result. 
Result so far: 572402.15384
If we subtract 572 from 660, we get 88.
Since there are no more digits in the dividend, we add a zero to the remainder making it 880, and continue the process.

Step 14:
143 can be fit into 880 6 times, resulting in a remainder of 22.
Write down 6 as next digit of the result. 
Result so far: 572402.153846
Subtracting 858 from 880 leaves us with 22.
Since there are no more digits in the dividend, we add a zero to the remainder making it 220, and continue the process.

Going ahead to step 15:
When dividing 220 by 143, we get 1 with a remainder of 77.
Put 1 as the next digit of the answer. 
Result so far: 572402.1538461
Subtracting 143 from 220 leaves us with 77.
Since there are no more digits in the dividend, we add a zero to the remainder making it 770, and continue the process.

On to step 16:
143 goes into 770 5 times with a remainder of 55.
Use 5 as the next digit of our solution. 
Result so far: 572402.15384615
If we subtract 715 from 770, we get 55.
Since there are no more digits in the dividend, we add a zero to the remainder making it 550, and continue the process.

The final outcome is 572402.15384615, with a leftover of 5.5e-08.